Overview
Mark Dreyer is a Gastroenterologist in Waukesha, Wisconsin. Dr. Dreyer is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Barrett Esophagus, Gastroparesis, Familial Adenomatous Polyposis, and Turcot Syndrome.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
GI Partners Of Illinois, LLC
Nicole Gentile is a Gastroenterologist in Lake Barrington, Illinois. Dr. Gentile is rated as a Distinguished provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Diarrhea, Colitis, Viral Gastroenteritis, Endoscopy, and Colonoscopy.
GI Partners Of Illinois, LLC
Dale Coy is a Gastroenterologist in Lake Barrington, Illinois. Dr. Coy is rated as a Distinguished provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Familial Adenomatous Polyposis, Trichohepatoenteric Syndrome, Gardner Syndrome, Gastrectomy, and Endoscopy.
Gi Partners Of Illinois LLC
Charles Berkelhammer is a Gastroenterologist in Libertyville, Illinois. Dr. Berkelhammer is rated as a Distinguished provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Watermelon Stomach, Esophagitis, Gastric Dysmotility, Gastrectomy, and Endoscopy.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Experienced
- Barrett EsophagusDr. Dreyer isExperienced. Learn about Barrett Esophagus.
- DiarrheaDr. Dreyer isExperienced. Learn about Diarrhea.
- Familial Adenomatous PolyposisDr. Dreyer isExperienced. Learn about Familial Adenomatous Polyposis.
- Gardner SyndromeDr. Dreyer isExperienced. Learn about Gardner Syndrome.
- GastroparesisDr. Dreyer isExperienced. Learn about Gastroparesis.
- Trichohepatoenteric SyndromeDr. Dreyer isExperienced. Learn about Trichohepatoenteric Syndrome.